Skip to Content
Merck
CN

Key Documents

View All Documentation

28-5740

Sulfanilic acid

JIS special grade, 99.0-100.5%

Synonym(s):

4-Aminobenzenesulfonic acid, Aniline-4-sulfonic acid

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
4-(H2N)C6H4SO3H
CAS Number:
121-57-3
Molecular Weight:
173.19
EC Number:
204-482-5
UNSPSC Code:
12352106
PubChem Substance ID:
329753244
Beilstein/REAXYS Number:
908765
MDL number:
MFCD00007886
Assay:
99.0-100.5%
Form:
powder
Grade:
JIS special grade
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

JIS special grade

assay

99.0-100.5%

form

powder

availability

available only in Japan

mp

>300 °C (lit.)

solubility

water: soluble 12.51 g/L at 20 °C

density

1.4862 g/cm3 at 20 °C

SMILES string

Nc1ccc(cc1)S(O)(=O)=O

InChI

1S/C6H7NO3S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H,7H2,(H,8,9,10)

InChI key

HVBSAKJJOYLTQU-UHFFFAOYSA-N

Still not finding the right product?

Explore all of our products under Sulfanilic acid

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Codes

H315,H317,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1

Storage Class

13 - Non Combustible Solids

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library